Contents Wiring diagrams Section: Heater All sections

Heater System: Overview Mazda MX-6 I

Heater 1 illustration ~113 words

DESCRIPTION & OPERATION

Blower case, located under right side of instrument panel, contains blower fan, blower motor, blower resistor, and fresh/recirculated air actuator and door. Heater case, located under center of instrument panel, contains heater core, airflow mode door and actuator, and air-mix (temperature-blend) door and actuator. (Scheme 1) Heater control doors are operated via electric actuators.

Blower motor relay, located in right front corner of engine compartment, supplies power to blower motor. Blower resistor determines blower speed. With blower switch in highest position, blower motor is grounded through blower switch. With blower switch in all other positions, blower motor is grounded through blower resistor and blower switch.

WARNINGTo avoid injury from accidental air bag deployment, read and carefully follow all SERVICE PRECAUTIONS and DISABLING & ACTIVATING AIR BAG SYSTEM procedures in appropriate AIR BAG RESTRAINT SYSTEM article in ACCESSORIES/SAFETY EQUIPMENT section.
CAUTIONWhen battery is disconnected, radio will go into anti-theft protection mode. Obtain radio anti-theft protection code from owner prior to servicing vehicle.

Scheme 1

Scheme 1